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| package test;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.io.File;
import javax.sound.sampled.LineEvent;
import javax.sound.sampled.LineListener;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JToolBar;
import javax.swing.filechooser.FileFilter;
public class AudioTestGUI {
private Thread audioPlayerThread;
private AudioTest player;
private Action load;
private Action play;
private Action stop;
private JFrame frame;
private JPanel contentPane;
private JFileChooser chooser;
private File audioFile;
private JLabel title;
public AudioTestGUI(){
player = new AudioTest();
frame = new JFrame("AudioPlayer");
contentPane = new JPanel(new BorderLayout());
chooser = new JFileChooser();
chooser.setFileFilter(new FileFilter() {
public boolean accept(File f) {
if (f.getName().endsWith(".wav"))
return true;
else
return false;
}
public String getDescription() {
return null;
}
});
contentPane.setPreferredSize(new Dimension(300, 150));
stop = new AbstractAction() {
public void actionPerformed(ActionEvent arg0) {
player.stop();
}
};
stop.putValue(Action.SMALL_ICON, new ImageIcon("stop.png"));
play= new AbstractAction() {
public void actionPerformed(ActionEvent arg0) {
player.init();
audioPlayerThread = new Thread(player);
audioPlayerThread.start();
player.getLine().addLineListener(new LineListener(){
public void update(LineEvent le) {
if(le.getType()==LineEvent.Type.STOP){
play.setEnabled(true);
stop.setEnabled(false);
}
if(le.getType()==LineEvent.Type.START){
play.setEnabled(false);
stop.setEnabled(true);
}
}
});
}
};
play.putValue(Action.SMALL_ICON, new ImageIcon("play.png"));
load = new AbstractAction() {
public void actionPerformed(ActionEvent arg0) {
int returnVal = chooser.showOpenDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
audioFile=chooser.getSelectedFile();
player.setFile(audioFile);
player.init();
title.setText("Fichier en cours de lecture: "+ audioFile.getName());
contentPane.paintAll(contentPane.getGraphics());
}
}
};
load.putValue(Action.SMALL_ICON, new ImageIcon("load.png"));
JToolBar toolbar = new JToolBar();
toolbar.add(load);
toolbar.add(play);
toolbar.add(stop);
contentPane.add(toolbar, BorderLayout.NORTH);
title=new JLabel("Aucun titre en cours de lecture");
contentPane.add(title,BorderLayout.CENTER);
frame.setContentPane(contentPane);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.pack();
frame.setVisible(true);
}
public static void main(String[] args) {
new AudioTestGUI();
}
} |
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